The Amazon rainforest, long perceived as a pristine wilderness, is now being unveiled as a cradle of ancient garden towns.

Missouri State University archaeologists Daniel Pierce and Christopher Bodine are heading to Brazil to study ancient Amazonian geoglyphs that may reveal an unknown civilization.

Two archaeologists from the American heartland are embarking on an Amazonian adventure to uncover the remains of a lost civilization — proving that world-class research can emerge from the Ozarks just ...